72094999 has 4 divisors (see below), whose sum is σ = 73455336. Its totient is φ = 70734664.

The previous prime is 72094969. The next prime is 72095029. The reversal of 72094999 is 99949027.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (72094969) and next prime (72095029).

It is a cyclic number.

It is not a de Polignac number, because 72094999 - 2²¹ = 69997847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72094969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 680089 + ... + 680194.

It is an arithmetic number, because the mean of its divisors is an integer number (18363834).

Almost surely, 2^72094999 is an apocalyptic number.

72094999 is a deficient number, since it is larger than the sum of its proper divisors (1360337).

72094999 is a wasteful number, since it uses less digits than its factorization.

72094999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360336.

The product of its (nonzero) digits is 367416, while the sum is 49.

The square root of 72094999 is about 8490.8773987145. The cubic root of 72094999 is about 416.1996526082.

The spelling of 72094999 in words is "seventy-two million, ninety-four thousand, nine hundred ninety-nine".